(1992). School health education to prevent AIDS and sexually transmitted diseases. World Health Organization.
استشهاد بنمط شيكاغوSchool Health Education to Prevent AIDS and Sexually Transmitted Diseases. Geneva: World Health Organization, 1992.
MLA استشهادSchool Health Education to Prevent AIDS and Sexually Transmitted Diseases. World Health Organization, 1992.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.